[INFO] fetching crate torn 0.1.0...
[INFO] testing torn-0.1.0 against 1.52.1 for beta-1.52-2
[INFO] extracting crate torn 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate torn 0.1.0 on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate torn 0.1.0
[INFO] finished tweaking crates.io crate torn 0.1.0
[INFO] tweaked toml for crates.io crate torn 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate torn 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 439668c05980375fd712e5fa3cded0c8ba24b908ba3d07a9c740536270ecc15d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "439668c05980375fd712e5fa3cded0c8ba24b908ba3d07a9c740536270ecc15d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "439668c05980375fd712e5fa3cded0c8ba24b908ba3d07a9c740536270ecc15d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "439668c05980375fd712e5fa3cded0c8ba24b908ba3d07a9c740536270ecc15d", kill_on_drop: false }`
[INFO] [stdout] 439668c05980375fd712e5fa3cded0c8ba24b908ba3d07a9c740536270ecc15d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f4d4ee6e8bd35e66d50057311bed81e3abddd6c762dde897efc287b148cb3ca2
[INFO] running `Command { std: "docker" "start" "-a" "f4d4ee6e8bd35e66d50057311bed81e3abddd6c762dde897efc287b148cb3ca2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling argh_shared v0.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling udev v0.4.0
[INFO] [stderr]    Compiling crossbeam-channel v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling argh_derive v0.1.1
[INFO] [stderr]    Compiling argh v0.1.3
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling humantime-serde v1.0.0
[INFO] [stderr]    Compiling config v0.10.1
[INFO] [stderr]    Compiling torn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.88s
[INFO] running `Command { std: "docker" "inspect" "f4d4ee6e8bd35e66d50057311bed81e3abddd6c762dde897efc287b148cb3ca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4d4ee6e8bd35e66d50057311bed81e3abddd6c762dde897efc287b148cb3ca2", kill_on_drop: false }`
[INFO] [stdout] f4d4ee6e8bd35e66d50057311bed81e3abddd6c762dde897efc287b148cb3ca2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5a1d4cb8a1a9ba631a290076cf7e798b734696ddb3f2e21785013e74c82e2c5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b5a1d4cb8a1a9ba631a290076cf7e798b734696ddb3f2e21785013e74c82e2c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling torn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "b5a1d4cb8a1a9ba631a290076cf7e798b734696ddb3f2e21785013e74c82e2c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5a1d4cb8a1a9ba631a290076cf7e798b734696ddb3f2e21785013e74c82e2c5", kill_on_drop: false }`
[INFO] [stdout] b5a1d4cb8a1a9ba631a290076cf7e798b734696ddb3f2e21785013e74c82e2c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3799151ddfc7c39aa7188cd943157a7609913bdb102b3416c22e07f8fe89edfb
[INFO] running `Command { std: "docker" "start" "-a" "3799151ddfc7c39aa7188cd943157a7609913bdb102b3416c22e07f8fe89edfb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/torn-af823a561cca57ba)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3799151ddfc7c39aa7188cd943157a7609913bdb102b3416c22e07f8fe89edfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3799151ddfc7c39aa7188cd943157a7609913bdb102b3416c22e07f8fe89edfb", kill_on_drop: false }`
[INFO] [stdout] 3799151ddfc7c39aa7188cd943157a7609913bdb102b3416c22e07f8fe89edfb